pxt-ev3/sim/visuals/nodes/mediumMotorView.ts
2017-12-19 16:21:14 -08:00

39 lines
1.2 KiB
TypeScript

/// <reference path="./staticView.ts" />
namespace pxsim.visuals {
export const MOTOR_ROTATION_FPS = 32;
export class MediumMotorView extends StaticModuleView implements LayoutElement {
private static ROTATING_ECLIPSE_ID = "Hole";
private hasPreviousAngle: boolean;
private previousAngle: number;
constructor(port: number) {
super(MEDIUM_MOTOR_SVG, "medium-motor", NodeType.MediumMotor, port);
}
public getPaddingRatio() {
return 1 / 10;
}
updateState() {
const motorState = ev3board().getMotors()[this.port];
if (!motorState) return;
const speed = motorState.getSpeed();
if (!speed) return;
this.setMotorAngle(motorState.getAngle());
}
private setMotorAngle(angle: number) {
const holeEl = this.content.getElementById(this.normalizeId(MediumMotorView.ROTATING_ECLIPSE_ID))
const width = 47.9;
const height = 47.2;
const transform = `translate(-1.5 -1.49) rotate(${angle} ${width / 2} ${height / 2})`;
holeEl.setAttribute("transform", transform);
}
}
}